/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Polygroups/PolygroupSet.h
Initialize a PolygroupSet for given Mesh and specific Polygroup attribute layer
FPolygroupSet ( const [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) * MeshIn, const [FDynamicMeshPolygroupAttribute](API\Runtime\GeometryCore\DynamicMesh\FDynamicMeshPolygroupAttribute) * PolygroupAttribIn )